[Fuzzing X64] [MihaZupan] Add a script to generate code coverage reports aft ...

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Job completed in 46 minutes 30 seconds (remote runner delay: 1 minute 21 seconds).
dotnet/runtime#123079
Using arguments: fuzz HttpHeaders -short
Main commit: dotnet/runtime@5d525b7
PR commit: MihaZupan/runtime@f6cdf94

Ran the fuzzer(s) successfully.

Artifacts:

• HttpHeadersFuzzer-inputs.zip (2 MB)
• HttpHeadersFuzzer-coverage.zip (2 MB)

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